Worksheet 2 – Report results
Complete the following details:
Name
Name of Instructor
Instructions
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When finished, print it and keep it with the other forms and records. You may be required to submit this document as part
of your evidence of learning for this task. Please check with your instructor or team leader.
Detail the procedures in place in your laboratory to report results.
Detail the procedures in place in your laboratory to report discrepancies.
Attach some completed forms to this worksheet.
Worksheet 2 – Report results
Page 1 of 4
The following information has been included in a lab technician’s logbook. Use the laboratory
datasheet to report the results.
Date: 24/07/07
Raw Water Sample ID# 2407ME - RW1
Turb on in-line sensor 0.34 in lab 0.35
pH on sensor 7.61 in lab 7.48
Color in lab 22HU
UV in lab 0.278
Fluoride 0.36
Odor cold was E1 and hot was E3
Prior to storage ID# 2407ME - PS1
Turbidity from meter 0.08 from lab 0.06
pH from meter 7.09 from lab 7.07
fluoride meter 0.84 lab 1.06 **
Free chlorine meter 2.4 lab 2.47
Odor cold Cc2, Hot Cc3
24 hr Composite ID# 2407ME - 24CMon
Monday turb 0.09, Color 2, UV 0.071, fluoride 0.88
24 hr Composite ID# 2407MW - 24CTues
Tuesday turb 0.08, Color 1, UV 0.074, fluoride 0.83
24 hr Composite ID# 2407MW - 24CWed
Wednesday turb 0.08, Color 2, UV 0.076, fluoride 0.83
QA Samples ID# 2407ME - QA1
Turb (Hi) 2.84, Turb (Lo) 0.192
pH 7.20 @ 18.7oC
Color (Hi) 30 Color (Lo) 5
Total Chlorine Residual (Hi) 2.7, (Lo) 0.27
Worksheet 2 – Report results
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LABORATORY DATASHEET
Sample
Source
Sample
day
/date
Raw
Result
from
…….
Turbidity
(NTU)
pH
Color (HU) UV abs/
@
cm @
456nm
254nm
Fluoride
(mg.L-1)
Residual Chlorine
(mg.L-1)
Free
Total
Odor
Cold
Comments
Adjustment Req
Hot
Lab
In-line
Diff.
Postchemical
dosing
Inflowsettled
Pre-lime
Settled
Post-lime
Underfloat
Lab
6.02
In-line
6.07
Diff.
-0.05
Lab
0.4
In-line
0.4
Diff.
0.0
Filtered
4
Lab
7.50
In-line
7.46
Diff.
Lab
OK nil adj
0.101
0.24
+0.04
0.47
#2
In-line
Diff.
Prior to
storage
Lab
In-line
Diff.
After
storage
Worksheet 2 – Report results
Lab
1.35
In-line
1.32
Page 3 of 4
Diff.
24 hr
composite
Mon
24 hr
composite
Tues
24 hr
composite
Wed
Worksheet 2 – Report results
+0.03
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